William Magwood, Commissioner of the US Nuclear Regulatory Commission (NRC)

It's been about a year and a half now since the Fukushima disaster in Japan - the largest nuclear accident since Chernobyl. It sparked a global debate on whether or not nuclear power is worth the risk. We've seen both Japan and Germany shut down reactors. Is this the face of things to come in all the major world economies? Tom Burges Watson asks William Magwood, the Commissioner of the US Nuclear Regulatory Commission.